- Making http requests using okhttp
- getExternalFilesDir (Context)
- onCreateOptionsMenu (Activity)
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- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
- GridBagLayout (java.awt)
The GridBagLayout class is a flexible layout manager that aligns components
vertically and horizonta
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